TH2MProcess.cpp

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#include "TH2MProcess.h"
 
#include <cassert>
 
#include "CreateTH2MLocalAssemblers.h"
#include "MaterialLib/SolidModels/MechanicsBase.h"  // for the instantiation of process data
#include "MathLib/KelvinVector.h"
#include "MeshLib/Elements/Utils.h"
#include "MeshLib/Utils/getOrCreateMeshProperty.h"
#include "NumLib/DOF/DOFTableUtil.h"
#include "ProcessLib/Deformation/SolidMaterialInternalToSecondaryVariables.h"
#include "ProcessLib/Output/CellAverageAlgorithm.h"
#include "ProcessLib/Process.h"
#include "ProcessLib/Reflection/ReflectionForExtrapolation.h"
#include "ProcessLib/Reflection/ReflectionForIPWriters.h"
#include "ProcessLib/Utils/ComputeResiduum.h"
#include "ProcessLib/Utils/SetIPDataInitialConditions.h"
#include "TH2MProcessData.h"
 
namespace ProcessLib
{
namespace TH2M
{
template <int DisplacementDim>
TH2MProcess<DisplacementDim>::TH2MProcess(
    std::string name,
    MeshLib::Mesh& mesh,
    std::unique_ptr<ProcessLib::AbstractJacobianAssembler>&& jacobian_assembler,
    std::vector<std::unique_ptr<ParameterLib::ParameterBase>> const& parameters,
    unsigned const integration_order,
    std::vector<std::vector<std::reference_wrapper<ProcessVariable>>>&&
        process_variables,
    TH2MProcessData<DisplacementDim>&& process_data,
    SecondaryVariableCollection&& secondary_variables,
    bool const use_monolithic_scheme)
    : Process(std::move(name), mesh, std::move(jacobian_assembler), parameters,
              integration_order, std::move(process_variables),
              std::move(secondary_variables), use_monolithic_scheme),
      AssemblyMixin<TH2MProcess<DisplacementDim>>{*_jacobian_assembler},
      _process_data(std::move(process_data))
{
    ProcessLib::Reflection::addReflectedIntegrationPointWriters<
        DisplacementDim>(
        LocalAssemblerInterface<DisplacementDim>::getReflectionDataForOutput(),
        _integration_point_writer, integration_order, local_assemblers_);
}
TH2MProcess<DisplacementDim>::TH2MProcess( {…}
 
template <int DisplacementDim>
bool TH2MProcess<DisplacementDim>::isLinear() const
{
    return false;
}
bool TH2MProcess<DisplacementDim>::isLinear() const {…}
 
template <int DisplacementDim>
MathLib::MatrixSpecifications
TH2MProcess<DisplacementDim>::getMatrixSpecifications(
    const int process_id) const
{
    // For the monolithic scheme or the M process (deformation) in the staggered
    // scheme.
    if (_use_monolithic_scheme || process_id == deformation_process_id)
    {
        auto const& l = *_local_to_global_index_map;
        return {l.dofSizeWithoutGhosts(), l.dofSizeWithoutGhosts(),
                &l.getGhostIndices(), &this->_sparsity_pattern};
    }
 
    // For staggered scheme and T or H process (pressure).
    auto const& l = *_local_to_global_index_map_with_base_nodes;
    return {l.dofSizeWithoutGhosts(), l.dofSizeWithoutGhosts(),
            &l.getGhostIndices(), &_sparsity_pattern_with_linear_element};
}
TH2MProcess<DisplacementDim>::getMatrixSpecifications( {…}
 
template <int DisplacementDim>
void TH2MProcess<DisplacementDim>::constructDofTable()
{
    // Create single component dof in every of the mesh's nodes.
    _mesh_subset_all_nodes = std::make_unique<MeshLib::MeshSubset>(
        _mesh, _mesh.getNodes(), _process_data.use_TaylorHood_elements);
    // Create single component dof in the mesh's base nodes.
    _base_nodes = MeshLib::getBaseNodes(_mesh.getElements());
    _mesh_subset_base_nodes = std::make_unique<MeshLib::MeshSubset>(
        _mesh, _base_nodes, _process_data.use_TaylorHood_elements);
 
    // TODO move the two data members somewhere else.
    // for extrapolation of secondary variables of stress or strain
    std::vector<MeshLib::MeshSubset> all_mesh_subsets_single_component{
        *_mesh_subset_all_nodes};
    _local_to_global_index_map_single_component =
        std::make_unique<NumLib::LocalToGlobalIndexMap>(
            std::move(all_mesh_subsets_single_component),
            // by location order is needed for output
            NumLib::ComponentOrder::BY_LOCATION);
 
    if (_use_monolithic_scheme)
    {
        // For gas pressure, which is the first
        std::vector<MeshLib::MeshSubset> all_mesh_subsets{
            *_mesh_subset_base_nodes};
 
        // For capillary pressure, which is the second
        all_mesh_subsets.push_back(*_mesh_subset_base_nodes);
 
        // For temperature, which is the third
        all_mesh_subsets.push_back(*_mesh_subset_base_nodes);
 
        // For displacement.
        std::generate_n(
            std::back_inserter(all_mesh_subsets),
            getProcessVariables(monolithic_process_id)[deformation_process_id]
                .get()
                .getNumberOfGlobalComponents(),
            [&]() { return *_mesh_subset_all_nodes; });
 
        std::vector<int> const vec_n_components{
            n_gas_pressure_components, n_capillary_pressure_components,
            n_temperature_components, n_displacement_components};
 
        _local_to_global_index_map =
            std::make_unique<NumLib::LocalToGlobalIndexMap>(
                std::move(all_mesh_subsets), vec_n_components,
                NumLib::ComponentOrder::BY_LOCATION);
        assert(_local_to_global_index_map);
    }
    else
    {
        OGS_FATAL("A Staggered version of TH2M is not implemented.");
    }
}
void TH2MProcess<DisplacementDim>::constructDofTable() {…}
 
template <int DisplacementDim>
void TH2MProcess<DisplacementDim>::initializeConcreteProcess(
    NumLib::LocalToGlobalIndexMap const& dof_table,
    MeshLib::Mesh const& mesh,
    unsigned const integration_order)
{
    createLocalAssemblers<DisplacementDim>(
        mesh.getElements(), dof_table, local_assemblers_,
        NumLib::IntegrationOrder{integration_order}, mesh.isAxiallySymmetric(),
        _process_data);
 
    auto add_secondary_variable = [&](std::string const& name,
                                      int const num_components,
                                      auto get_ip_values_function)
    {
        _secondary_variables.addSecondaryVariable(
            name,
            makeExtrapolator(num_components, getExtrapolator(),
                             local_assemblers_,
                             std::move(get_ip_values_function)));
    };
 
    ProcessLib::Reflection::addReflectedSecondaryVariables<DisplacementDim>(
        LocalAssemblerInterface<DisplacementDim>::getReflectionDataForOutput(),
        _secondary_variables, getExtrapolator(), local_assemblers_);
 
    //
    // enable output of internal variables defined by material models
    //
    ProcessLib::Deformation::solidMaterialInternalToSecondaryVariables<
        LocalAssemblerInterface<DisplacementDim>>(_process_data.solid_materials,
                                                  add_secondary_variable);
 
    ProcessLib::Deformation::
        solidMaterialInternalVariablesToIntegrationPointWriter(
            _process_data.solid_materials, local_assemblers_,
            _integration_point_writer, integration_order);
 
    _process_data.gas_pressure_interpolated =
        MeshLib::getOrCreateMeshProperty<double>(
            const_cast<MeshLib::Mesh&>(mesh), "gas_pressure_interpolated",
            MeshLib::MeshItemType::Node, 1);
 
    _process_data.capillary_pressure_interpolated =
        MeshLib::getOrCreateMeshProperty<double>(
            const_cast<MeshLib::Mesh&>(mesh), "capillary_pressure_interpolated",
            MeshLib::MeshItemType::Node, 1);
 
    _process_data.liquid_pressure_interpolated =
        MeshLib::getOrCreateMeshProperty<double>(
            const_cast<MeshLib::Mesh&>(mesh), "liquid_pressure_interpolated",
            MeshLib::MeshItemType::Node, 1);
 
    _process_data.temperature_interpolated =
        MeshLib::getOrCreateMeshProperty<double>(
            const_cast<MeshLib::Mesh&>(mesh), "temperature_interpolated",
            MeshLib::MeshItemType::Node, 1);
 
    setIPDataInitialConditions(_integration_point_writer, mesh.getProperties(),
                               local_assemblers_);
 
    // Initialize local assemblers after all variables have been set.
    GlobalExecutor::executeMemberOnDereferenced(
        &LocalAssemblerInterface<DisplacementDim>::initialize,
        local_assemblers_, *_local_to_global_index_map);
}
void TH2MProcess<DisplacementDim>::initializeConcreteProcess( {…}
 
template <int DisplacementDim>
void TH2MProcess<DisplacementDim>::initializeBoundaryConditions(
    std::map<int, std::shared_ptr<MaterialPropertyLib::Medium>> const& media)
{
    if (_use_monolithic_scheme)
    {
        initializeProcessBoundaryConditionsAndSourceTerms(
            *_local_to_global_index_map, monolithic_process_id, media);
        return;
    }
 
    // Staggered scheme:
    OGS_FATAL("A Staggered version of TH2M is not implemented.");
}
void TH2MProcess<DisplacementDim>::initializeBoundaryConditions( {…}
 
template <int DisplacementDim>
void TH2MProcess<DisplacementDim>::setInitialConditionsConcreteProcess(
    std::vector<GlobalVector*>& x, double const t, int const process_id)
{
    if (process_id != 0)
    {
        return;
    }
 
    DBUG("Set initial conditions of TH2MProcess.");
 
    GlobalExecutor::executeMemberOnDereferenced(
        &LocalAssemblerInterface<DisplacementDim>::setInitialConditions,
        local_assemblers_, getDOFTables(x.size()), x, t, process_id);
}
void TH2MProcess<DisplacementDim>::setInitialConditionsConcreteProcess( {…}
 
template <int DisplacementDim>
void TH2MProcess<DisplacementDim>::assembleConcreteProcess(
    const double t, double const dt, std::vector<GlobalVector*> const& x,
    std::vector<GlobalVector*> const& x_prev, int const process_id,
    GlobalMatrix& M, GlobalMatrix& K, GlobalVector& b)
{
    DBUG("Assemble the equations for TH2M");
 
    AssemblyMixin<TH2MProcess<DisplacementDim>>::assemble(t, dt, x, x_prev,
                                                          process_id, M, K, b);
}
void TH2MProcess<DisplacementDim>::assembleConcreteProcess( {…}
 
template <int DisplacementDim>
void TH2MProcess<DisplacementDim>::assembleWithJacobianConcreteProcess(
    const double t, double const dt, std::vector<GlobalVector*> const& x,
    std::vector<GlobalVector*> const& x_prev, int const process_id,
    GlobalVector& b, GlobalMatrix& Jac)
{
    if (!_use_monolithic_scheme)
    {
        OGS_FATAL("A Staggered version of TH2M is not implemented.");
    }
 
    AssemblyMixin<TH2MProcess<DisplacementDim>>::assembleWithJacobian(
        t, dt, x, x_prev, process_id, b, Jac);
}
void TH2MProcess<DisplacementDim>::assembleWithJacobianConcreteProcess( {…}
 
template <int DisplacementDim>
void TH2MProcess<DisplacementDim>::preTimestepConcreteProcess(
    std::vector<GlobalVector*> const& x, double const t, double const dt,
    const int process_id)
{
    DBUG("PreTimestep TH2MProcess.");
 
    if (hasMechanicalProcess(process_id))
    {
        GlobalExecutor::executeSelectedMemberOnDereferenced(
            &LocalAssemblerInterface<DisplacementDim>::preTimestep,
            local_assemblers_, getActiveElementIDs(),
            *_local_to_global_index_map, *x[process_id], t, dt);
    }
 
    AssemblyMixin<TH2MProcess<DisplacementDim>>::updateActiveElements();
}
void TH2MProcess<DisplacementDim>::preTimestepConcreteProcess( {…}
 
template <int DisplacementDim>
void TH2MProcess<DisplacementDim>::postTimestepConcreteProcess(
    std::vector<GlobalVector*> const& x,
    std::vector<GlobalVector*> const& x_prev, double const t, double const dt,
    const int process_id)
{
    DBUG("PostTimestep TH2MProcess.");
 
    GlobalExecutor::executeSelectedMemberOnDereferenced(
        &LocalAssemblerInterface<DisplacementDim>::postTimestep,
        local_assemblers_, getActiveElementIDs(), getDOFTables(x.size()), x,
        x_prev, t, dt, process_id);
}
void TH2MProcess<DisplacementDim>::postTimestepConcreteProcess( {…}
 
template <int DisplacementDim>
void TH2MProcess<DisplacementDim>::computeSecondaryVariableConcrete(
    double const t, double const dt, std::vector<GlobalVector*> const& x,
    GlobalVector const& x_prev, const int process_id)
{
    if (process_id != 0)
    {
        return;
    }
 
    DBUG("Compute the secondary variables for TH2MProcess.");
 
    GlobalExecutor::executeSelectedMemberOnDereferenced(
        &LocalAssemblerInterface<DisplacementDim>::computeSecondaryVariable,
        local_assemblers_, getActiveElementIDs(), getDOFTables(x.size()), t, dt,
        x, x_prev, process_id);
 
    computeCellAverages<DisplacementDim>(cell_average_data_, local_assemblers_);
}
void TH2MProcess<DisplacementDim>::computeSecondaryVariableConcrete( {…}
 
template <int DisplacementDim>
std::vector<std::vector<std::string>>
TH2MProcess<DisplacementDim>::initializeAssemblyOnSubmeshes(
    std::vector<std::reference_wrapper<MeshLib::Mesh>> const& meshes)
{
    INFO("TH2M process initializeSubmeshOutput().");
    std::vector<std::vector<std::string>> residuum_names{
        {"GasMassFlowRate", "LiquidMassFlowRate", "HeatFlowRate",
         "NodalForces"}};
 
    AssemblyMixin<TH2MProcess<DisplacementDim>>::initializeAssemblyOnSubmeshes(
        meshes, residuum_names);
 
    return residuum_names;
}
TH2MProcess<DisplacementDim>::initializeAssemblyOnSubmeshes( {…}
 
template <int DisplacementDim>
std::tuple<NumLib::LocalToGlobalIndexMap*, bool>
TH2MProcess<DisplacementDim>::getDOFTableForExtrapolatorData() const
{
    const bool manage_storage = false;
    return std::make_tuple(_local_to_global_index_map_single_component.get(),
                           manage_storage);
}
TH2MProcess<DisplacementDim>::getDOFTableForExtrapolatorData() const {…}
 
template <int DisplacementDim>
NumLib::LocalToGlobalIndexMap const& TH2MProcess<DisplacementDim>::getDOFTable(
    const int process_id) const
{
    if (hasMechanicalProcess(process_id))
    {
        return *_local_to_global_index_map;
    }
 
    // For the equation of pressure
    return *_local_to_global_index_map_with_base_nodes;
}
NumLib::LocalToGlobalIndexMap const& TH2MProcess<DisplacementDim>::getDOFTable( {…}
 
template class TH2MProcess<2>;
template class TH2MProcess<3>;
 
}  // namespace TH2M
}  // namespace ProcessLib